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April 2018
When the beta blocker nebivolol was approved by the FDA in 2007, we advised readers not to use the drug until 2015, in accordance with our seven-year rule. Find out why we now have designated nebivolol as Limited Use and whether it is the right choice for treating hypertension.
May 2014
If you have chronic obstructive pulmonary disease (COPD) and suffer or have suffered a heart attack, you should be treated with a beta blocker. Such treatment could save your life. Find out why and learn which beta blockers are safest for COPD patients.
December 2011
Find out about 12 drugs that can interact with widely prescribed quetiapine -- 12 million prescriptions sold in 2010 -- to cause serious, sometimes fatal, heart arrhythmias.
June 2011
This article lists 355 drugs with names that are often confused with similar-sounding drug names. Find out what you can do to prevent getting the wrong drug.
November 2008
One of the most common drug interactions occurs when patients take two or more drugs that can each increase blood potassium levels. The resulting condition, hyperkalemia (increased blood potassium levels), can cause nausea, fatigue, muscle weakness or tingling sensations, as well as heart abnormalities, showing up as an abnormal electrocardiogram. In some cases it can be fatal. The article lists 50 drugs which, especially when used in combination, can cause hyperkalemia.
May 2003
Stronger warnings have been added to the professional product label, or “package insert,” for the fluoroquinolone antibiotic gatifloxacin (TEQUIN) about possible heart rhythm disturbances and problems with blood sugar control. This drug was approved by the Food and Drug Administration (FDA) in October 2001 and its marketing brought to nine the number of fluoroquinolone antibiotics on the market.